using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Threading.Tasks;
using Microsoft.AspNetCore.Builder;
using Microsoft.AspNetCore.Hosting;
using Microsoft.AspNetCore.HttpsPolicy;
using Microsoft.AspNetCore.Mvc;
using Microsoft.Extensions.Configuration;
using Microsoft.Extensions.DependencyInjection;
using Microsoft.Extensions.FileProviders;
using Microsoft.Extensions.Hosting;
using Microsoft.Extensions.Logging;

namespace StaticFile
{
    public class Startup
    {
        public Startup(IConfiguration configuration)
        {
            Configuration = configuration;
        }

        public IConfiguration Configuration { get; }
        // This method gets called by the runtime. Use this method to add services to the container.
        public void ConfigureServices(IServiceCollection services)
        {
            services.AddControllers();
            services.AddCors(options =>
            {
                options.AddDefaultPolicy(
                                  builder =>
                                  {
                                      builder.AllowAnyOrigin();
                                      builder.AllowAnyMethod();
                                      builder.AllowAnyHeader();
                                  });
            });
        }

        // This method gets called by the runtime. Use this method to configure the HTTP request pipeline.
        public void Configure(IApplicationBuilder app, IWebHostEnvironment env, ILogger<Startup> logger)
        {
            if (env.IsDevelopment())
            {
                app.UseDeveloperExceptionPage();
            }

            //app.UseHttpsRedirection();

            var path = Path.GetFullPath(Configuration.GetValue<string>("StaticFiles"));

            logger.LogInformation($"StaticFiles path: {path}");
            // using Microsoft.Extensions.FileProviders;
            // using System.IO;
            app.UseFileServer(new FileServerOptions
            {
                FileProvider = new PhysicalFileProvider(path),
                EnableDefaultFiles = true
            }); ;

            app.UseRouting();

            app.UseCors();

            app.UseAuthorization();

            app.UseEndpoints(endpoints =>
            {
                endpoints.MapControllers();
            });
        }
    }
}
